使用文件中的数据计算总投票数

Question

我是一名初学者，并且在java方面没有多少经验。我对使用数组，if-else语句和循环编写代码的程序感到困惑。

作业是：

  

编写一个使用文件ElectionVotes.txt的程序，该文件包含州名和选举投票，以及文件ElectionData.txt，其中包含每个候选人的州名和总票数，以计算奥巴马获得的选举人票数。和罗姆尼在2012年大选中。您的程序应该使用状态名称构建一个查找表，另一个表格具有该状态的相关选举投票。输出应显示两个数字 - 每个候选人的总选举票数。

我试过这样做，但我不知道这是否有用。

import java.io.File;
import java.io.IOException;
import java.util.Scanner;

public class Electoral_Votes {
    public static void main(String[] args) {
        String str, filename, filename2;
        double[] States = new double[51];
        int[] ObamaVote = new int[51];
        int[] RomneyVote = new int[51];
        int high, low, high2, low2, EV;
        double Total, sum = 0;
        int i = 0;
        Scanner keyboard = new Scanner(System.in);

        try {
            Scanner inputFile = new Scanner(new File("ElectionVotes.txt"));
            str = inputFile.nextLine();

            while (inputFile.hasNext()) {
                str = inputFile.next();
                States[i] = inputFile.nextDouble();
                EV = inputFile.nextInt();

                for (i = 0; i <= 51; i++) {
                    RomneyVote = getRomneyV();
                    ObamaVote = getObamaV();
                    if (RomneyVote > ObamaVote) {
                        RomneyVote[i] += EV;
                    }
                }
            }
        } catch (IOException e) {
            System.out.println("File not found");
        }
    }

    public static double[] getElectionData() {
        double[] States = new double[51];
        int[] ObamaVote = new int[51];
        int[] RomneyVote = new int[51];
        int i = 0;
        try {
            Scanner inputFile = new Scanner(new File("ElectionData.txt"));
            String str = inputFile.nextLine();

            while (inputFile.hasNext()) {
                str = inputFile.next();
                States[i] = inputFile.nextDouble();
                ObamaVote[i] = inputFile.nextInt();
                RomneyVote[i] = inputFile.nextInt();
            }
        } catch (IOException e) {
            System.out.println("File not found");
        }
        return States;
    }

    public static int[] getRomneyV() {
        double[] States = new double[51];
        int[] ObamaVote = new int[51];
        int[] RomneyVote = new int[51];
        int i = 0;
        try {
            Scanner inputFile = new Scanner(new File("ElectionData.txt"));
            String str = inputFile.nextLine();

            while (inputFile.hasNext()) {
                str = inputFile.next();
                States[i] = inputFile.nextDouble();
                ObamaVote[i] = inputFile.nextInt();
                RomneyVote[i] = inputFile.nextInt();
            }
        } catch (IOException e) {
            System.out.println("File not found");
        }
        return RomneyVote;
    }

    public static int[] getObamaV() {
        double[] States = new double[51];
        int[] ObamaVote = new int[51];
        int[] RomneyVote = new int[51];
        int i = 0;
        try {
            Scanner inputFile = new Scanner(new File("ElectionData.txt"));
            String str = inputFile.nextLine();

            while (inputFile.hasNext()) {
                str = inputFile.next();
                States[i] = inputFile.nextDouble();
                ObamaVote[i] = inputFile.nextInt();
                RomneyVote[i] = inputFile.nextInt();
            }
        } catch (IOException e) {
            System.out.println("File not found");
        }
        return ObamaVote;
    }
}